Ulcus penetrans
[医] 穿透性溃疡
🧩 词语组成解析
溃疡
🗣️ 情景例句
The patient showed a marked improvement.
病人病情显著好转。
Congratulations on your winning the prize.
我恭喜你得奖了。
Does that matter? Can't you just wear a flower instead?
这有什么要紧？难道不可以就戴朵花吗？